---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-897 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 788 5072 4 2375 7153 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3e:78:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84972sec preferred_lft 84972sec inet6 fe80::f816:3eff:fe3e:78e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-897) 09/07/26 _x86_64_ (2 CPU) 00:48:47 LINUX RESTART (2 CPU) 00:50:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:08 8.09 1.44 6.24 0.42 103.88 771.26 191.77 01:10:01 35.14 1.87 16.94 16.33 172.06 3147.95 108704.98 Average: 21.82 1.65 11.67 8.50 138.49 1977.66 55272.75 00:50:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:08 5741120 7394460 400044 4.92 59608 1778508 616008 6.71 561472 1554784 209984 01:10:01 5088372 7349424 397268 4.88 87692 2331920 861364 9.38 622456 2094100 328 Average: 5414746 7371942 398656 4.90 73650 2055214 738686 8.05 591964 1824442 105156 00:50:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:08 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 01:00:08 ens3 31.83 21.73 171.83 5.77 0.00 0.00 0.00 0.00 01:10:01 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 01:10:01 ens3 67.78 54.42 190.00 11.71 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 50.07 38.32 181.06 8.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-897) 09/07/26 _x86_64_ (2 CPU) 00:48:47 LINUX RESTART (2 CPU) 00:50:32 CPU %user %nice %system %iowait %steal %idle 01:00:08 all 3.90 0.00 0.86 0.32 0.01 94.90 01:00:08 0 1.89 0.00 0.77 0.40 0.02 96.93 01:00:08 1 5.91 0.00 0.95 0.25 0.01 92.88 01:10:01 all 14.91 0.00 1.87 0.38 0.03 82.81 01:10:01 0 14.01 0.00 1.82 0.44 0.04 83.69 01:10:01 1 15.80 0.00 1.91 0.32 0.03 81.94 Average: all 9.48 0.00 1.37 0.35 0.02 88.77 Average: 0 8.04 0.00 1.30 0.42 0.03 90.21 Average: 1 10.93 0.00 1.44 0.29 0.02 87.33